Home / 1,493,974.10-2,238,008.70-818,847.20

Finding the Fourth Proportional to 1,493,974.10, 2,238,008.70 and 818,847.20

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Solution

The fourth proportional to 1,493,974.10, 2,238,008.70 and 818,847.20 is: 1,226,652.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,974.10 : 2,238,008.70 = 818,847.20 : x
  2. Step 2: Convert to fraction form
    1,493,974.10/2,238,008.70 = 818,847.20/x
  3. Step 3: Cross multiply
    1,493,974.10x = 2,238,008.70 × 818,847.20
  4. Step 4: Simplify right side
    1,493,974.10x = 1,832,587,157,570.64
  5. Step 5: Solve for x
    x = 1,832,587,157,570.64/1,493,974.10
  6. Step 6: Final answer
    x = 1,226,652.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.